{"id":"CVE-2025-13766","state":"PUBLISHED","title":"MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.7.6 Missing Authorization to Authenticated (Subscriber+) Posts and Media Creation, Modification and Deletion","description":"The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to unauthorized modification and deletion of data due to a missing capability checks on multiple REST API endpoints in all versions up to, and including, 3.7.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload or delete arbitrary media files, delete or modify posts, and create/manage course templates","publishedAt":"2026-01-06T08:21:48.418Z","updatedAt":"2026-04-08T16:42:51.744Z","severity":{"score":5.4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["stylemix MasterStudy LMS WordPress Plugin – for Online Courses and Education"],"affected":[{"vendor":"stylemix","product":"MasterStudy LMS WordPress Plugin – for Online Courses and Education","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.7.6","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/2719739a-90dc-470b-9270-8578e0cead59?source=cve","https://plugins.trac.wordpress.org/changeset/3422825/"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/13xxx/CVE-2025-13766.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-13766","state":"PUBLISHED","datePublished":"2026-01-06T08:21:48.418Z","dateUpdated":"2026-04-08T16:42:51.744Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2025-11-27T16:40:43.878Z"},"containers":{"cna":{"title":"MasterStudy LMS WordPress Plugin – for Online Courses and Education <= 3.7.6 Missing Authorization to Authenticated (Subscriber+) Posts and Media Creation, Modification and Deletion","descriptions":[{"lang":"en","value":"The MasterStudy LMS WordPress Plugin – for Online Courses and Education plugin for WordPress is vulnerable to unauthorized modification and deletion of data due to a missing capability checks on multiple REST API endpoints in all versions up to, and including, 3.7.6. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload or delete arbitrary media files, delete or modify posts, and create/manage course templates"}],"affected":[{"vendor":"stylemix","product":"MasterStudy LMS WordPress Plugin – for Online Courses and Education","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.7.6","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/2719739a-90dc-470b-9270-8578e0cead59?source=cve"},{"url":"https://plugins.trac.wordpress.org/changeset/3422825/"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","baseScore":5.4,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","lang":"en","description":"CWE-862 Missing Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-04-08T16:42:51.744Z"},"credits":[{"lang":"en","type":"finder","value":"thinnawarth mathuros"}],"timeline":[{"time":"2025-10-26T00:00:00.000Z","lang":"en","value":"Discovered"},{"time":"2025-11-27T17:04:25.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-01-05T19:29:47.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-06T14:31:57.692857Z","id":"CVE-2025-13766","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-06T14:32:09.184Z"}}]}}}